restore_nextcloud.sh: drop database tables befor restoring it.

restore_nextcloud.sh

@@ -5,7 +5,7 @@ script_dir="$(dirname $(realpath $0))"
 
 conf_dir="${script_dir}/conf"
 
-declare -a unsorted_website_arr+
+declare -a unsorted_website_arr
 declare -a website_arr
 
 log_file="$(mktemp)"
@@ -202,7 +202,7 @@ else
    terminal=false
 fi
 
-clear
+#clear
 
 echo ""
 echo -e "\033[32m-----\033[m"
@@ -512,6 +512,55 @@ elif [[ "$DATABASE_TYPE" = 'postgres' ]]; then
 fi
 
 
+if [[ "$DATABASE_TYPE" = 'mysql' ]]; then
+
+	echononl "   Get table list from database '$DATABASE_NAME' .."
+	_TABLES="$(mysql $MYSQL_CREDENTIALS $DATABASE_NAME -N -s -e "show tables" 2> $log_file)"
+	if [[ $? -ne 0 ]] ; then
+		echo_failed
+		fatal "$(cat $log_file)"
+	else
+		echo_ok
+	fi
+
+	if [[ -z "$_TABLES" ]]; then
+
+		warn "No tables found in database '$DATABASE_NAME'."
+
+	else
+
+      echononl "   Drop tables from database '$DATABASE_NAME' .."
+      _failed=false
+      > $log_file
+      for _table in $_TABLES ; do
+         mysql $MYSQL_CREDENTIALS $DATABASE_NAME -N -s -e "DROP TABLE \`$_table\`" >> $log_file 2>&1
+         if [[ $? -ne 0 ]] ; then
+            _failed=true
+            _tables_not_deleted+=("$_table")
+         fi
+      done
+      if $_failed ; then
+
+         echo_failed
+         error "$(cat $log_file)"
+
+         if [[ ${#_tables_not_deleted[@]} -gt 0 ]] ; then
+            echo ""
+            echo "Tables NOT deleted:"
+            for _table in "${_tables_not_deleted[@]}" ; do
+               echo  "   $_table"
+            done
+            echo ""
+         fi
+      else
+         echo_ok
+      fi
+
+   fi
+
+fi
+
+
 # - Backup current data directory
 # -
 echononl "   Backup current data directory"